wcslib (8.2.2)
*=======================================================================
*
* WCSLIB 8.2 - an implementation of the FITS WCS standard.
* Copyright (C) 1995-2023, Mark Calabretta
*
* This file is part of WCSLIB.
*
* WCSLIB is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WCSLIB is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with WCSLIB. If not, see http://www.gnu.org/licenses.
*
* Author: Mark Calabretta, Australia Telescope National Facility, CSIRO.
* http://www.atnf.csiro.au/people/Mark.Calabretta
* $Id: wcsmath.inc,v 8.2.1.1 2023/11/16 10:05:58 mcalabre Exp mcalabre $
*=======================================================================
* The value used to represent an undefined parameter.
DOUBLE PRECISION UNDEFINED
PARAMETER (UNDEFINED = 987654321.0D99)